EP0468500A3 - Oxygen concentration detector - Google Patents

Oxygen concentration detector Download PDF

Info

Publication number
EP0468500A3
EP0468500A3 EP19910112512 EP91112512A EP0468500A3 EP 0468500 A3 EP0468500 A3 EP 0468500A3 EP 19910112512 EP19910112512 EP 19910112512 EP 91112512 A EP91112512 A EP 91112512A EP 0468500 A3 EP0468500 A3 EP 0468500A3
Authority
EP
European Patent Office
Prior art keywords
oxygen concentration
concentration detector
detector
oxygen
concentration
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19910112512
Other versions
EP0468500B1 (en
EP0468500A2 (en
Inventor
Daisuke Makino
Masataka Naito
Masahiro Shibata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Corp
Soken Inc
Original Assignee
Nippon Soken Inc
NipponDenso Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Soken Inc, NipponDenso Co Ltd filed Critical Nippon Soken Inc
Publication of EP0468500A2 publication Critical patent/EP0468500A2/en
Publication of EP0468500A3 publication Critical patent/EP0468500A3/en
Application granted granted Critical
Publication of EP0468500B1 publication Critical patent/EP0468500B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/407—Cells and probes with solid electrolytes for investigating or analysing gases
    • G01N27/4075—Composition or fabrication of the electrodes and coatings thereon, e.g. catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
EP91112512A 1990-07-26 1991-07-25 Oxygen concentration detector Expired - Lifetime EP0468500B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP19821490 1990-07-26
JP198214/90 1990-07-26
JP3163111A JP3052440B2 (en) 1990-07-26 1991-07-03 Oxygen concentration detector
JP163111/91 1991-07-03

Publications (3)

Publication Number Publication Date
EP0468500A2 EP0468500A2 (en) 1992-01-29
EP0468500A3 true EP0468500A3 (en) 1992-05-13
EP0468500B1 EP0468500B1 (en) 1997-04-16

Family

ID=26488673

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91112512A Expired - Lifetime EP0468500B1 (en) 1990-07-26 1991-07-25 Oxygen concentration detector

Country Status (4)

Country Link
US (1) US5238549A (en)
EP (1) EP0468500B1 (en)
JP (1) JP3052440B2 (en)
DE (1) DE69125664T2 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59305849D1 (en) * 1992-07-31 1997-04-24 Hoechst Ag Planar sensor made of ceramic material for the detection of flammable gases
JP3324195B2 (en) * 1993-04-13 2002-09-17 株式会社デンソー Manufacturing method of oxygen sensor
US5660661A (en) * 1993-04-13 1997-08-26 Nippondenso Co., Ltd. Oxygen sensor
JP3493784B2 (en) * 1995-01-19 2004-02-03 株式会社デンソー Oxygen concentration detection element
DE19652968C2 (en) * 1996-09-02 2003-11-13 Bosch Gmbh Robert Measuring arrangement for determining gas components in gas mixtures
US5798269A (en) * 1997-08-04 1998-08-25 Ford Global Technologies, Inc. Method for detecting change in oxygen partial pressure based on metal/metal oxide phase transformations
US5876673A (en) * 1997-08-04 1999-03-02 Ford Global Technologies, Inc. High sensitivity phase transformation-based oxygen sensors for proportional control
US5942674A (en) * 1997-08-04 1999-08-24 Ford Global Technologies, Inc. Method for detecting oxygen partial pressure using a phase-transformation sensor
US5783153A (en) * 1997-08-04 1998-07-21 Ford Global Technologies, Inc. Metal oxide oxygen sensors based on phase transformation
DE19745328C2 (en) 1997-10-14 2003-07-17 Bosch Gmbh Robert Structure for NO¶x¶ sensors
GB0107724D0 (en) 2001-03-28 2001-05-16 Foseco Int Electrochemical sensor
CN108318563A (en) * 2018-01-29 2018-07-24 上海艾瓷传感科技有限公司 A kind of oxygenerator oxygen concentration detection sensor

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2711880A1 (en) * 1977-03-18 1978-09-21 Bosch Gmbh Robert PROBE FOR MEASURING THE OXYGEN CONCENTRATION
US4177112A (en) * 1978-03-27 1979-12-04 Nippondenso Co., Ltd. Oxygen concentration detector and method of use thereof
EP0059933A1 (en) * 1981-03-06 1982-09-15 Nissan Motor Co., Ltd. Solid electrolyte oxygen sensing element of laminated structure with gas diffusion layer on outer electrode
US4402820A (en) * 1981-08-05 1983-09-06 Nippondenso Co., Ltd. Oxygen analyzer
EP0310063A2 (en) * 1987-09-30 1989-04-05 Hitachi, Ltd. Sensor for measurement of air/fuel ratio

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6145962A (en) * 1984-08-09 1986-03-06 Toyota Central Res & Dev Lab Inc Threshold current type oxygen sensor
US4857597A (en) * 1988-02-01 1989-08-15 Ethyl Corporation Thermoplastic formulations

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2711880A1 (en) * 1977-03-18 1978-09-21 Bosch Gmbh Robert PROBE FOR MEASURING THE OXYGEN CONCENTRATION
US4177112A (en) * 1978-03-27 1979-12-04 Nippondenso Co., Ltd. Oxygen concentration detector and method of use thereof
EP0059933A1 (en) * 1981-03-06 1982-09-15 Nissan Motor Co., Ltd. Solid electrolyte oxygen sensing element of laminated structure with gas diffusion layer on outer electrode
US4402820A (en) * 1981-08-05 1983-09-06 Nippondenso Co., Ltd. Oxygen analyzer
EP0310063A2 (en) * 1987-09-30 1989-04-05 Hitachi, Ltd. Sensor for measurement of air/fuel ratio

Also Published As

Publication number Publication date
DE69125664T2 (en) 1997-10-16
JP3052440B2 (en) 2000-06-12
EP0468500B1 (en) 1997-04-16
EP0468500A2 (en) 1992-01-29
US5238549A (en) 1993-08-24
DE69125664D1 (en) 1997-05-22
JPH04231859A (en) 1992-08-20

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